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From:   "NeilBrown" <neilb@suse.de>
To:     "Sylvain Menu" <sylvain.menu@gmail.com>
Cc:     "Greg KH" <gregkh@linuxfoundation.org>, stable@vger.kernel.org,
        regressions@lists.linux.dev, chuck.lever@oracle.com,
        jlayton@kernel.org, linux-nfs@vger.kernel.org
Subject: Re: nfs mount disappears due to inode revalidate failure
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Date:   Mon, 17 Apr 2023 07:30:40 +1000
Message-id: <168168064006.24821.8358959637978538396@noble.neil.brown.name>
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On Fri, 10 Mar 2023, Sylvain Menu wrote:
> No I don't have that, I found the bug in production by no chance.
> I tried to dive into the code but it quickly becomes complex for me,
> at least it's easy to reproduce with a little script (while(1) timeout
> my_c.code)
>=20
> thanks
> sylvain menu
>=20
> Le jeu. 9 mars 2023 =C3=A0 11:22, Greg KH <gregkh@linuxfoundation.org> a =
=C3=A9crit :
> >
> > On Thu, Mar 09, 2023 at 11:17:30AM +0100, Sylvain Menu wrote:
> > > I think it's a regression according to the old resolved bugs/tickets
> > > but no idea since when it's broken again
> >
> > Any chance you can do 'git bisect' to find where it broke and what
> > commit broke it?

Please see
   https://lore.kernel.org/linux-nfs/87361aovm3.fsf@notabene.neil.brown.name/

I posted a patch for this a couple of years ago, but Trond wouldn't take
it.

NeilBrown


> >
> > thanks,
> >
> > greg k-h
>=20